J_CHNG_INITIATION_MASK
} while ((J_CHNG_INITIATION_MASK & data64) == J_CHNG_START);
data64 &= ~J_CHNG_INITIATION_MASK;
} while ((J_CHNG_INITIATION_MASK & data64) == J_CHNG_START);
data64 &= ~J_CHNG_INITIATION_MASK;